Add a Preference for Google Services to Use the User's Location

chrome/browser/resources/options/content_settings.html

 <div id="content-settings-page" class="page" hidden>
   <div class="close-button"></div>
   <h1 i18n-content="contentSettingsPage"></h1>
   <div class="content-area">
     <!-- Cookie filter tab contents -->
     <section>
       <h3 i18n-content="cookies_tab_label"></h3>
       <div>
         <div class="radio">
           <span class="controlled-setting-with-label">
@@ skipping 267 matching lines @@
             <input id="location-block" type="radio" name="location"
                 value="block">
             <span>
               <label for="location-block" i18n-content="location_block"></label>
               <span class="controlled-setting-indicator"
                   content-setting="location" value="block">
               </span>
             </span>
           </span>
         </div>
+        <if expr="pp_ifdef('enable_google_now')">

[Evan Stade, 2013/06/10 18:06:10]

if expr should not be indented at all (like #ifdef)

[robliao, 2013/06/10 18:58:49]

Done.

+          <div class="checkbox" id="geolocationCheckbox" hidden>
+            <span class="controlled-setting-with-label">
+              <input id="googleGeolocationAccessEnabled"
+                  pref="googlegeolocationaccess.enabled"
+                  metric="Options_GoogleGeolocationAccessCheckbox"
+                  type="checkbox">
+              <span>
+                <label for="googleGeolocationAccessEnabled"
+                    i18n-content="googleGeolocationAccessEnable">
+                </label>
+                <span class="controlled-setting-indicator"
+                    pref="googlegeolocationaccess.enabled">
+                </span>
+              </span>
+            </span>
+          </div>
+        </if>
         <div class="settings-row">
           <button class="exceptions-list-button" contentType="location"
               i18n-content="manageExceptions"></button>
         </div>
       </div>
     </section>
     <!-- Notifications filter tab contents -->
     <section id="notifications-section">
       <h3 i18n-content="notifications_tab_label"></h3>
       <div>
@@ skipping 189 matching lines @@
       </div>
     </section>
   </div>
   <div class="action-area">
     <div class="button-strip">
       <button id="content-settings-overlay-confirm" i18n-content="done">
       </button>
     </div>
   </div>
 </div>